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Finding the Fourth Proportional to 581,368.04, 872,052.47 and 160,644.32

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Solution

The fourth proportional to 581,368.04, 872,052.47 and 160,644.32 is: 240,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,368.04 : 872,052.47 = 160,644.32 : x
  2. Step 2: Convert to fraction form
    581,368.04/872,052.47 = 160,644.32/x
  3. Step 3: Cross multiply
    581,368.04x = 872,052.47 × 160,644.32
  4. Step 4: Simplify right side
    581,368.04x = 140,090,276,047.47
  5. Step 5: Solve for x
    x = 140,090,276,047.47/581,368.04
  6. Step 6: Final answer
    x = 240,966.59

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.